| 摘要 |
PROBLEM TO BE SOLVED: To simply set a holding plate to a base frame. SOLUTION: A plurality of insertion openings 20 are formed in a holding plate 12. A chip 16 is inserted and held at each insertion opening 20. At least one of four side faces of a base frame 14 is opened. The holding plate 12 holding a group of chips can be inserted to the base frame 14 from the opened side face. The holding plate 12 can be mounted in a simplified work. |
